Needle guard



FIG. 1 is a top perspective view of a needle guard showing my new design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a top plan view thereof; and

FIG. 5 is a side elevational view thereof.

The broken line showing of the syringe and needle cap in FIGS. 1 and 2 is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a needle guard, as shown and described. 